364 Practice Questions

Question 1 of 118

1

What command do you use to perform a query in SQL?

Select one of the following:

USE
SELECT
QUERY
CHOSE

Explanation

Question 2 of 118

1

What wildcard character retrieves all records with the SELECT command?

Select one of the following:

*
%
$
?

Explanation

Question 3 of 118

1

What would you use to combine two parameters in a query in SQL

Select one of the following:

PLUS
BOTH
COMBINE
AND

Explanation

Question 4 of 118

1

What clause would you use with the SELECT command that would pull records based on a range?

Select one of the following:

COMBO
BETWEEN
OR
COMBINE

Explanation

Question 5 of 118

1

What keyword used with the SELECT statement is used to not output specified records?

Select one of the following:

OR
DISALLOW
DISREGARD
NOT

Explanation

Question 6 of 118

1

What would you use to combine columns from two different tables?

Select one of the following:

AND
BETWEEN
JOIN
COMBINE

Explanation

Question 7 of 118

1

Which clause used with the SELECT command will return values that you want to exclude from the normal parameters?

Select one of the following:

EXCEPT
INTERSECT
SEARCH
EXCLUDE

Explanation

Question 8 of 118

1

What clause is used to combine related data from multiple table sources?

Select one of the following:

COMBINE
AND
JOIN
PLUS

Explanation

Question 9 of 118

1

What statement would you use to add data to a table?

Select one of the following:

ADD
INSERT
JOIN
PRESENT

Explanation

Question 10 of 118

1

What statement would you use to change data in a table?

Select one of the following:

CHANGE
MODIFY
INSERT
UPDATE

Explanation

Question 11 of 118

1

What statement is used to delete one or more rows in a table?

Select one of the following:

DELETE
REMOVE
TRUNCATE
CHANGE

Explanation

Question 12 of 118

1

What statement is used to delete a table from a database?

Select one of the following:

DELETE
DROP
REMOVE
TRUNCATE

Explanation

Question 13 of 118

1

How can you prevent the accidental loss of an entire table?

Select one of the following:

Use the DELETE TRANS command
Use the LOOPBACK command.
Use the SAFEDELETE command.
Use referential integrity.

Explanation

Question 14 of 118

1

What do you perform when you want to recall specific records from a database?

Select one of the following:

recall
virtual extraction
reach
query

Explanation

Question 15 of 118

1

What command would you use to delete a table while leaving the table structure in place for future use?

Select one of the following:

DELETE TABLE
TRUNCATE TABLE
REMOVE TABLE
STOP TABLE

Explanation

Question 16 of 118

1

Fill the blank spaces to complete the text.

What statement would you use to pull all records in which the State is CA from the Users table?

Explanation

Question 17 of 118

1

Fill the blank spaces to complete the text.

What statement would you use to pull First_Name and Last_Name from the Users table in which Gender is F and State is CA?

Explanation

Question 18 of 118

1

Fill the blank spaces to complete the text.

What statement would you use to list the First_Name and Last_Name from the Users table which Department is not IT?

Explanation

Question 19 of 118

1

Fill the blank space to complete the text.

What statement would you use to delete the Equipment table?

Explanation

Question 20 of 118

1

The terms "bitmap," "b-tree," and "hash" refer to which type of database structure?

Select one of the following:

View
Function
Index
Stored procedure
Trigger

Explanation

Question 21 of 118

1

One reason to add an index is to:

Select one of the following:

Decrease storage space.
Increase database security.
Improve performance of select statements.
Improve performance of insert statements.

Explanation

Question 22 of 118

1

You have the first table that contains the following data.
You break the table into the following two tables.
This process is referred to as:

Select one of the following:

defragmentation
normalization
fragmentation
denormalization

Explanation

Question 23 of 118

1

You have a table that contains the following data.

Which database term is used to describe the relationship between ProductID and
ProductCategory?

Select one of the following:

Cohort
Relationally dependent
Deterministic
Functionally dependent
Compositional

Explanation

Question 24 of 118

1

Which key uniquely identifies a row in a table?

Select one of the following:

foreiqn
primary
local
superkey

Explanation

Question 25 of 118

1

Which statement creates a composite key?

Select one of the following:

Explanation

Question 26 of 118

1

Fill the blank spaces to complete the text.

What statement would you use to pull First_Name, Last_Name, and ID_Number from the Users table?

Explanation

Question 27 of 118

1

At 3:00 P.M. (1500 hours), you create a backup of your database. At 4:00 P.M. (1600
hours), you create a table named Customer and import data into the table. At 5:00 P.M.
(1700 hours), your server fails.

You run a script to apply only the 3:00 P.M. backup to your database. What is the result of
the script?

Select one of the following:

The Customer table no longer exists.
The Customer table is unaffected
The Customer table exists but has no data.
The script fails.

Explanation

Question 28 of 118

1

In which situation do you need to perform a restore on a database?

Select one of the following:

when data becomes corrupted in the database
when you need to roll back a transaction
when you encounter an error in your application
when data needs to be deleted from the database

Explanation

Question 29 of 118

1

Which command should you use to give a user permission to read the data in a table?

Select one of the following:

ALLOW SELECT
LET READ
PERMIT READ
GRANT SELECT

Explanation

Question 30 of 118

1

You need to enable a new employee to authenticate to your database.

Which command should you use?

Select one of the following:

ALLOW USER
CREATE USER
ADD USER
INSERT USER
ALTER USER

Explanation

Question 31 of 118

1

Which keyword can be used in a create table statement?

Select one of the following:

ORDER BY
DISTINCT
GROUP BY
UNIQUE

Explanation

Question 32 of 118

1

You need to store product quantities, and you want to minimize the amount of storage
space that is used. Which data type should you use?

Select one of the following:

INTEGER
DOUBLE
COUNT
FLOAT

Explanation

Question 33 of 118

1

Which statement will result in the creation of an index?

Select one of the following:

Explanation

Question 34 of 118

1

You have the following table definition:

CREATE TABLE Road
(RoadID INTEGER NOT NULL,
Distance INTEGER NOT NULL)

You execute the following statement:
INSERT INTO Road VALUES (1234, 36)

What is the result?

Select one of the following:

an error stating that NULL values are not allowed
a new row in the table
an error stating that duplicate IDs are not allowed
a syntax error

Explanation

Question 35 of 118

1

You need to store product names that vary from three to 30 characters. You also need to
minimize the amount of storage space that is used.

Which data type should you use?

Select one of the following:

VARCHAR (3, 30)
CHAR (3, 30)
VARCHAR (30)
CHAR (30)

Explanation

Question 36 of 118

1

One reason to create a stored procedure is to:

Select one of the following:

Improve performance.
Minimize storage space.
Bypass case sensitivity requirements.
Give the user control of the query logic.

Explanation

Question 37 of 118

1

Which permission does a user need in order to run a stored procedure?

Select one of the following:

EXECUTE
ALLOW
CALL
RUN

Explanation

Question 38 of 118

1

You have a table named Product. You create a view that includes all the products from the
Product table that are in the Furniture category.

You execute a statement on the Product table that deletes all the products in the Furniture
category.

After you execute the statement, the result set of the view is:

Select one of the following:

Empty
Deleted
Unchanged
Archived

Explanation

Question 39 of 118

1

In SQL, an insert statement is used to add a:

Select one of the following:

User to a database.
Row of data to a table.
Table to a database.
Column to a table definition.

Explanation

Question 40 of 118

1

Which of the following is NOT stored in the sysobjects system table?

Select one of the following:

Functions
Triggers
Constraints
Indexes

Explanation

Question 41 of 118

1

Select from the dropdown list to complete the text.

( ADD, none of the above, SUBTRACT, MINUS ) is a reserved keyword in SQL SERVER 2008 and therefore cannot be used as an object name or as a column name in a table, unless delimited.

Explanation

Question 42 of 118

1

Which of the following range conditions would generate a syntax error?

Select one of the following:

salary <= 50000 AND salary >= 10000
salary between (10000 AND 50000) AND (60000 and 90000)
salary >=10000 AND salary <= 50000
salary BETWEEN 10000 AND 50000

Explanation

Question 43 of 118

1

Which statement is false?

Select one of the following:

A table provides structure to store data.
A table can be created in a graphical interface and using syntax.
A database cannot parse out redundant data.
A database retrieves data from different tables and views.

Explanation

Question 44 of 118

1

What is collation?

Select one of the following:

It is data design and organizations process applied to data structures, based on rules that help building relational databases.
It is a concept in SQL Server by which we can add other SQL Server to a group and query both the SQL Servers dbs using T-SQL statements.
It means that the data in the db is organized so that all the data elements relating to the same real-world event or object are linked together.
It refers to a set of rules that determine how data is sorted and compared

Explanation

Question 45 of 118

1

Which of the following conditions will you use in a WHERE clause to select all last names that start with J?

Select one of the following:

WHERE LastName = 'J*'
WHERE LastName LIKE 'J%'
WHERE LastName = 'J%'
WHERE LastName LIKE 'J'

Explanation

Question 46 of 118

1

What is the best data type to store the birthdays of the greatest scientists, starting with Leonardo Da Vinci's birthday of April 15, 1452?

Select one of the following:

INT
VARCHAR
DATETIME
SMALLDATETIME

Explanation

Question 47 of 118

1

If you need to calculate a percentage value, what data type is the best option?

Select one of the following:

Float
Integer
SmallInt
BigInt

Explanation

Question 48 of 118

1

You have a column that will only contain from 0 to 1024. What is the most economical data type to use for the column?

Select one of the following:

SMALLINT
DECIMAL(3)
TINYINT
INT

Explanation

Question 49 of 118

1

What is the statement used to suppress the '(1 row(s) affected.' after executing query statements?

Select one of the following:

SET NO COUNTING
SET NO COUNT
SET NO COUNTING ON
SET NOCOUNT ON

Explanation

Question 50 of 118

1

Which of the following is not supported by the ALTER TABLE command?

Select one of the following:

Modifying the data type of an existing column.
Adding a new column to a table.
Changing the IDENTITY constraint of an existing column
Deleting multiple columns from an existing table.

Explanation

Question 51 of 118

1

If the data is May 1st 2011 at 09:23AM. What will be the result of the following SELECT statement?

SELECT GETDATE() + 3

Select one of the following:

05/01/2014 09:23 AM
08/04/2011 09:23AM
05/04/2011 09:23AM
A SQL Server Database Error. A DATETIME value and an INT value cannot be added together.

Explanation

Question 52 of 118

1

What will be the output of the following statement?

SELECT CHARINDEX('GM',"The best TTS solutions are provided by GMetrix', -1)

Select one of the following:

8
1
39
40
0

Explanation

Question 53 of 118

1

What will be the result of the following statement?

SELECT CAST (-1 AS SMALLDATETIME)

Select one of the following:

1752-01-01 00:00:00.000
1752-12-31 00:00:00.000
The system will generate an error. Only positive integer values can be converted to a SMALLDATETIME data type.
1900-01-01 00:00:00.000

Explanation

Question 54 of 118

1

What will be the result of the following statement?

SELECT REPLACE ('The best TTS solutions is provided by GMetrix', 's', 'z')

Select one of the following:

None of the above
The beszt TTSz szolutionsz isz provided by GMetrix
A SQL Server Orthographic error
The bezt TTz zolutionz iz provided by GMetrix

Explanation

Question 55 of 118

1

What command would you use to display all records from the clients table that have the state of New Mexico and the city of Roswell?

Select one of the following:

SELECT * FROM clients WHERE state = "New Mexico" AND City = "Roswell"
SELECT * FROM clients WHERE state = New Mexico AND City = Roswell
SELECT * FROM clients WHERE state = 'New Mexico' OR City = 'Roswell'
SELECT * FROM clients WHERE state = 'New Mexico' AND City = 'Roswell'

Explanation

Question 56 of 118

1

What will be the results of the following statement?

CREATE VIEW cambridge_data AS SELECT NoControl, FullName FROM cambridge ORDER BY FullName

Select one of the following:

A SQL Sever Database Error because the clause ORDER BY is not valid in the creation of a view.
A SQL Sever Database Error because the CREATE VIEW statement is not within a BEGIN/END block.
A SQL Sever Database Error because the same column cannot be used multiple times in the statement.
The creation of a view called cambridge_date with the data ordered by the field FullName.

Explanation

Question 57 of 118

1

What is the right way to get an accurate count of the number of records in a table?

Select one of the following:

SELECT * FROM table1
All of the above
SELECT rows FROM sysindexes where name like 'IX_table1'
SELECT COUNT (*) FROM table1

Explanation

Question 58 of 118

1

What is a subquery?

Select one of the following:

A query that displays only the rows that match in two joined tables.
A particular case when one table joins itself with one or more aliases to avoid confusion.
A join that displays only the rows even if they do not have related rows in the joined table.
A select statement that is nested within another T-SQL statement.

Explanation

Question 59 of 118

1

SELECT STR(938.56, 6, 1)

Select one of the following:

938.56
938.5
0938.5
938.6

Explanation

Question 60 of 118

1

What are the entities that can be viewed in the SQL Server Utility?

Select one of the following:

Instances of SQL Server, Data-Tier apps, Database Files, Volumes
Disks, Volumes, Users
Instances of SQL Server, Users, Store Procedures, Volumes
Instances of SQL Server, Store Procedures, Tables

Explanation

Question 61 of 118

1

Which of the following could not be used as a primary key?

Select one of the following:

Employee Number
Serial number for an electronic component
Social Security Number
A table can contain only one FOREIGN key

Explanation

Question 62 of 118

1

Which of the following can be used to improve query performance?

Select one of the following:

All of the above
UNIQUE index
PRIMARY KEY
CLUSTERED index

Explanation

Question 63 of 118

1

Which of the following statements is not true about a FOREIGN KEY?

Select one of the following:

A table can contain only one FOREIGN key.
You can create a foreign key by defining a FOREIGN KEY constraint when you create or alter a table.
A FOREIGN KEY enforces referential integrity by ensuring only valid data is stored.
A foreign key is a combination of one or more columns used to establish and enforce a link between the data in two tables.

Explanation

Question 64 of 118

1

Which of the following is NOT true about the PRIMARY KEY constraint?

Select one of the following:

It is always created as CLUSTERED.
It is a column that participates in the PRIMARY KEY constraint cannot accept NULL values.
It can be composed of more than 1 column.
It enforces data uniqueness by creating a unique index for the primary key columns.

Explanation

Question 65 of 118

1

What is the DBCC command used for checking that tables in the db and the indexes are correctly linked?

Select one of the following:

CHECKLINK
CHECKDB
CHECKFILEGROUP
CHECKALLOC

Explanation

Question 66 of 118

1

Which of the following is NOT a fixed server role?

Select one of the following:

Accessadmin
Diskadmin
Setupadmin
Securityadmin

Explanation

Question 67 of 118

1

The Cambridge db is acesses by several users in LA, regularly during business hours. You need to ensure that personnel cannot login on to db outside of normal business hours, which is defined as 8:00am to 5:00m, Monday through Saturday, what should you do?

Select one of the following:

Create a logon trigger to prevent logons after normal business hours.
Write a store procedure to respond to all logon events and prevent logons after hours.
Create a SQL Server Agent job to shut down the server after 6:00pm and restart before 7:00am.
Broadcast a notification indicating the business hours.

Explanation

Question 68 of 118

1

The Cambridge db is using full recovery model. You perform full backups once a week on Friday nights and differential backups every day. If the Cambridge db fails on Friday morning, what should you do first?

Select one of the following:

Restore the full backup
Restore the transaction log
Backup the transaction log
Restore the most recent differential backup

Explanation

Question 69 of 118

1

Select from the dropdown list to complete the text.

( Backup, Redundant NIC's, UPS, RAID ) is the best method to prevent the loss of data.

Explanation

Question 70 of 118

1

We have the following table:

Name varchar(50)
Lastname varchar(50)
Email varchar(50)
Phone varchar(15)

If we need to store 100,000 records, the estimate size of the table will be:

Select one of the following:

157.3563 MB
1.573563 GB
15.73563 MB
1.573563 MB

Explanation

Question 71 of 118

1

How many files does Microsoft SQL Server use to store the database?

Select one of the following:

6
3
2
4

Explanation

Question 72 of 118

1

What is the sub-language that allows user to insert, delete, and update data in a database?

Select one of the following:

T-SQL
DML
DDL
CRUD

Explanation

Question 73 of 118

1

Which of these sentences is incorrect?

Select one of the following:

SELECT * FROM cambridge WHERE id IN (1,3,5)
SELECT * FROM cambridge WHERE id NOT IN (1,5)
SELECT * FROM cambridge WHEREid BETWEEN (1,5)
SELECT * FROM cambridge WHERE id <> (15)

Explanation

Question 74 of 118

1

Select from the dropdown list to complete the text.

The DROP command allows you to ( permanently delete a database/table., create new objects like a database/table, delete a record from a table., modify the definition of an object. )

Explanation

Question 75 of 118

1

Which three are T-SQL commands to handle privileges? (Choose three.)

Select one or more of the following:

REFUSE
DENY
PERMIT
GRANT
RECIND
REVOKE

Explanation

Question 76 of 118

1

Select from the dropdown list to complete the text.

( DROP LOGIN, DELETE LOGIN, DELETE USER, DROP USER ) removes a SQL Server login account.

Explanation

Question 77 of 118

1

What does SQL stand for?

Select one of the following:

Structured Question Language
Structured Query Language
Structured Query Log
Strong Question Language

Explanation

Question 78 of 118

1

What are three types of databases?

Select one of the following:

Context Model, Associative Model, Entity-Attribute-Value (EAV) data model
Oracle, DB2, SQL Server
Network Model, Relational Model, Object Oriented Model
Relational, Flat File, Hierarchical

Explanation

Question 79 of 118

1

What is the maximum date value that can be stored in a SMALLDATETIME data type?

Select one of the following:

June 6, 2079
December 31, 9999
July 6, 2079
December 31, 2079

Explanation

Question 80 of 118

1

What is a view?

Select one of the following:

A virtual table created by a query joining one or more tables
A command to recover the content of a table.
A physical copy of a table
The result of the execution of a query

Explanation

Question 81 of 118

1

Which option is not a T-SQL command to handle privileges?

Select one of the following:

PERMIT
DENY
REVOKE
GRANT

Explanation

Question 82 of 118

1

What is a trigger?

Select one of the following:

A named group of SQL statements that have been previously created and stored in the server database.
A physical structure containing pointers to the data.
A subset of a table.
A SQL procedure that initiates an action when an event (INSERT, DELETE or UPDATE) occurs.

Explanation

Question 83 of 118

1

Select from the dropdown list to complete the text.

The WHERE clause allows you to ( obtain a subset of rows., view a subset of columns., update the values inside record/records., order a subset of rows. )

Explanation

Question 84 of 118

1

Consider a query of two tables. The results contains only the rows that have a match in both tables. What kind of JOIN was used?

Select one of the following:

RIGHT OUTER JOIN
INNER JOIN
LEFT OUTER JOIN
FULL OUTER JOIN

Explanation

Question 85 of 118

1

What statement is used to retrieve data from a database?

Select one of the following:

READ
SELECT
GET
EXTRACT

Explanation

Question 86 of 118

1

The result of the query:

SELECT COUNT (*) from employees

will be:

Select one of the following:

All of the above.
All the records that contains the character *.
All the records of the table employees.
The number of rows in the table employees.

Explanation

Question 87 of 118

1

What is the result of the following query:

SELECT MAX (salary) from employee

Select one of the following:

The average salary of all employees.
The salary of the employee with the highest value in the identifier column.
The maximum salary of all employees.
The salary of the employee called Max.

Explanation

Question 88 of 118

1

What statement is used to remove a record from a table?

Select one of the following:

REMOVE
TRUNCATE
DELETE
ERASE

Explanation

Question 89 of 118

1

What does the following statment do?

SELECT DATEADD(DD, 0, DATEDIFF(DD, 0, GETDATE()))

Select one of the following:

The statement will generate an error. The second parameter of the DATEDIFF function should be a DATETIME data type.
Return the current system date unchanged.
Return the integer value of the current system date.
Return just the date part of the current system date removing the time.

Explanation

Question 90 of 118

1

How many levels of normal forms are there?

Select one of the following:

7
3
5
11

Explanation

Question 91 of 118

1

What determines a database in the third normal form?

Select one of the following:

The table faithfully represents a relation and has not repeating groups.
Every non-prime attribute ins non-transitively dependent on every candidate key in the table.
Every non-trivial join dependency in the table is implied by the superkeys of the table.
No non-prime attribute in the table is functionally dependent on a proper subset of a candidate key.

Explanation

Question 92 of 118

1

A unique constraint allows you to specify _________________.

Select one of the following:

each record in a database table.
the types of data a user can insert into the database.
that data is entered into a cell.
which column should not contain duplicate values.

Explanation

Question 93 of 118

1

An index allows you to ______________________.

Select one of the following:

increase the performance of a query.
order the columns in a table.
write better queries.
define the maximum size of a table.

Explanation

Question 94 of 118

1

SQL code injection is _________________________.

Select one of the following:

an insert statement.
a technique that exploits security vulnerabilities in the db layer of an application.
the execution of a store procedure.
the use of SQL statements in high level languages.

Explanation

Question 95 of 118

1

Select from the dropdown list to complete the text.

( Dbcreator, Diskadmin, Bulkadmin, Setupadmin ) can create, alter, and resize databases.

Explanation

Question 96 of 118

1

Members of what fixed database role cannot add, modify or delete any data in the tables within a database, regardless of other roles?

Select one of the following:

db_datareader
db_denydatawriter
db_backupoperator
db_ddladmin

Explanation

Question 97 of 118

1

Which of the following fixed server roles can shut down the SQL Server?

Select one of the following:

serveradmin
processadmin
securityadmin
setupadmin

Explanation

Question 98 of 118

1

What are the three different methods for which a user can be identified in Server Level security?

Select one of the following:

None of the above.
Windows user login, SQL Server login, Use of Credentials
Root, SA, SQL Server login
Windows user login, membership in a windows group, SQL Server login

Explanation

Question 99 of 118

1

Select from the dropdown list to complete the text.

( Full backup, Differential backup, Daily backup, Incremental backup ) preserves data by creating multiple copies that are based on the differences in the data. A successive copy of the data contains only that portion which has changed sine the preceding copy has been created.

Explanation

Question 100 of 118

1

Which of the following, is the filename extension of Microsoft SQL Server transaction log?

Select one of the following:

.mdf
.ldf
.ndf
.log

Explanation

Question 101 of 118

1

What type of data structure improves data recovery speed?

Select one of the following:

tri
filter
Index
Transaction Log

Explanation

Question 102 of 118

1

Which of the following is a collection of programs that enable you to capture, organize, and select data from a database?

Select one of the following:

disk program
group spreadsheets
application DAT
DBMS

Explanation

Question 103 of 118

1

Which of the following defines a simple database using two-dimensional tables consisting of rows and columns?

Select one of the following:

flat-type database
hierarchical database
Relational Database
table as a database

Explanation

Question 104 of 118

1

Which of the following refers to a database with multiple tables with parent / child relationships and a child can have more than one parent?

Select one of the following:

flat file database
hierarchical database
Relational Database
table as database

Explanation

Question 105 of 118

1

Which allows multiple users to access both a SQL database?

Select one of the following:

database server
workstation
collector
computer located in the center of the building

Explanation

Question 106 of 118

1

Among the following, which sets limits or rules placed on a file or a column to ensure that the data is considered valid for a database?

Select one of the following:

checker
validator
scanner
constraint

Explanation

Question 107 of 118

1

Among the following, which is the main tool used to configure the databases to Microsoft SQL Server?

Select one of the following:

DBS
SSMS
SQL Configuration Tool
ODBC SQL emulator

Explanation

Question 108 of 118

1

Which of the following is the language element allowing you to use statements, such as INSERT, UPDATE and DELETE to manipulate the data in any SQL Server table?

Select one of the following:

DML
DDE
DDL
DAT

Explanation

Question 109 of 118

1

Which of the following statements is a T-SQL subset responsible for creating database objects such as tables and stored procedures?

Select one of the following:

DML
DDE
DDL
DAT

Explanation

Question 110 of 118

1

Which statement type uses USE, CREATE, ALTER, and DROP?

Select one of the following:

DML
DDE
DDL
DAT

Explanation

Question 111 of 118

1

Which of the following refers to the statement allowing you to delete the table in a SQL database?

Select one of the following:

DELETE
LED
DROP
REMOVE

Explanation

Question 112 of 118

1

Which of the following refers to the statement that you can use to remove rows from a table?

Select one of the following:

SELECT
UPDATE
DELETE
STOP

Explanation

Question 113 of 118

1

Which of the following statements is the primary method to program and manage SQL Server?

Select one of the following:

DOS Commands
SQLCMD Scripts
XQuery
T-SQL

Explanation

Question 114 of 118

1

	Created by sharcondria_salo almost 9 years ago

98-364 Database Fundamentals Quiz on 364 Practice Questions, created by sharcondria_salo on 09/10/2015.

364 Practice Questions

Question 1 of 118

What command do you use to perform a query in SQL?

Select one of the following:

Explanation

Question 2 of 118

What wildcard character retrieves all records with the SELECT command?

Select one of the following:

Explanation

Question 3 of 118

What would you use to combine two parameters in a query in SQL

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Explanation

Question 4 of 118

What clause would you use with the SELECT command that would pull records based on a range?

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Explanation

Question 5 of 118

What keyword used with the SELECT statement is used to not output specified records?

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Explanation

Question 6 of 118

What would you use to combine columns from two different tables?

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Explanation

Question 7 of 118

Which clause used with the SELECT command will return values that you want to exclude from the normal parameters?

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Explanation

Question 8 of 118

What clause is used to combine related data from multiple table sources?

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Explanation

Question 9 of 118

What statement would you use to add data to a table?

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Explanation

Question 10 of 118

What statement would you use to change data in a table?

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Explanation

Question 11 of 118

What statement is used to delete one or more rows in a table?

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Explanation

Question 12 of 118

What statement is used to delete a table from a database?

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Explanation

Question 13 of 118

How can you prevent the accidental loss of an entire table?

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Explanation

Question 14 of 118

What do you perform when you want to recall specific records from a database?

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Explanation

Question 15 of 118

What command would you use to delete a table while leaving the table structure in place for future use?

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Explanation

Question 16 of 118

Fill the blank spaces to complete the text.

What statement would you use to pull all records in which the State is CA from the Users table?

Explanation

Question 17 of 118

Fill the blank spaces to complete the text.

What statement would you use to pull First_Name and Last_Name from the Users table in which Gender is F and State is CA?

Explanation

Question 18 of 118

Fill the blank spaces to complete the text.

What statement would you use to list the First_Name and Last_Name from the Users table which Department is not IT?

Explanation

Question 19 of 118

Fill the blank space to complete the text.

What statement would you use to delete the Equipment table?

Explanation

Question 20 of 118

The terms "bitmap," "b-tree," and "hash" refer to which type of database structure?

You have the first table that contains the following data.
You break the table into the following two tables.
This process is referred to as:

You have a table that contains the following data.

Which database term is used to describe the relationship between ProductID and
ProductCategory?

You need to enable a new employee to authenticate to your database.

Which command should you use?

You need to store product quantities, and you want to minimize the amount of storage
space that is used. Which data type should you use?

You have the following table definition:

CREATE TABLE Road
(RoadID INTEGER NOT NULL,
Distance INTEGER NOT NULL)

You execute the following statement:
INSERT INTO Road VALUES (1234, 36)

What is the result?

You need to store product names that vary from three to 30 characters. You also need to
minimize the amount of storage space that is used.

Which data type should you use?